What does gpinitstandby do?
gpinitstandby is a Greenplum utility used to initialize a standby master segment in a Greenplum Database system. It prepares a new standby master segment for replication from the primary master segment.
Why is it important?
Initializing a standby is important for high availability and disaster recovery. In the event of a primary master failure, the standby can be quickly promoted to the new primary, ensuring uninterrupted database operations.
How to use gpinitstandby:
You can use gpinitstandby to set up a new standby master. Here's how to use it:
Example: gpinitstandby -s source_data_directory -D standby_data_directory -n standby_hostname
gpinitstandby -s source_data_directory -D standby_data_directory -n standby_hostname
[ -l log_filename ]
[ -P pid_filename ]
[ -S standby_port ]
[ -M standby_master_directory ]
[ -W wal_replication_directory ]
[ --silent ]
[ --help ]
[ --version ]